LCM for 54 and 126
What's the Least Common Multiple (LCM) of 54 and 126?
(Three hundred seventy-eight)
Finding LCM for 54 and 126 using GCF's of these numbers
The first method to find LCM for numbers 54 and 126 is to find Greatest Common Factor (GCF) of these numbers. Here's the formula:
LCM = (Number1 × Number2) ÷ GCF
GCF of numbers 54 and 126 is 18, so
LCM = (54 × 126) ÷ 18
LCM = 6804 ÷ 18
LCM = 378
Finding LCM for 54 and 126 by Listing Multiples
The second method to find LCM for numbers 54 and 126 is to list out the common multiples for both nubmers and pick the first which matching:
Multiples of 54: 54, 108, 162, 216, 270, 324, 378, 432, 486
Multiples of 126: 126, 252, 378, 504, 630
So the LCM for 54 and 126 is 378
Finding LCM for 54 and 126 by Prime Factorization
Another method to find LCM for numbers 54 and 126 is to list all Prime Factors for both numbers and multiply the highest exponent prime factors:
All Prime Factors of 54: 2, 3, 3, 3 (exponent form: 21, 33)
All Prime Factors of 126: 2, 3, 3, 7 (exponent form: 21, 32, 71)
21 × 33 × 71 = 378
Related Calculations
See Also
- Greatest Common Factor - Find the Greatest Common Factor (GCF) of two numbers
<a href="https://calculat.io/en/number/least-common-multiple-lcm-of/54--126">What is the LCM of 54 and 126? - Calculatio</a>
LCM Table
| Number 1 | Number 2 | LCM |
|---|---|---|
| 39 | 126 | 1638 |
| 40 | 126 | 2520 |
| 41 | 126 | 5166 |
| 42 | 126 | 126 |
| 43 | 126 | 5418 |
| 44 | 126 | 2772 |
| 45 | 126 | 630 |
| 46 | 126 | 2898 |
| 47 | 126 | 5922 |
| 48 | 126 | 1008 |
| 49 | 126 | 882 |
| 50 | 126 | 3150 |
| 51 | 126 | 2142 |
| 52 | 126 | 3276 |
| 53 | 126 | 6678 |
| 54 | 126 | 378 |
| 55 | 126 | 6930 |
| 56 | 126 | 504 |
| 57 | 126 | 2394 |
| 58 | 126 | 3654 |
| 59 | 126 | 7434 |
| 60 | 126 | 1260 |
| 61 | 126 | 7686 |
| 62 | 126 | 3906 |
| 63 | 126 | 126 |
| 64 | 126 | 4032 |
| 65 | 126 | 8190 |
| 66 | 126 | 1386 |
| 67 | 126 | 8442 |
| 68 | 126 | 4284 |
About "Least Common Multiple" Calculator
Least Common Multiple (LCM) also known as the Lowest Common Multiple or Smallest Common Multiple of 2 numbers - it is the smallest positive integer that is divisible by both numbers